JPS61183434U - - Google Patents
Info
- Publication number
- JPS61183434U JPS61183434U JP6733485U JP6733485U JPS61183434U JP S61183434 U JPS61183434 U JP S61183434U JP 6733485 U JP6733485 U JP 6733485U JP 6733485 U JP6733485 U JP 6733485U JP S61183434 U JPS61183434 U JP S61183434U
- Authority
- JP
- Japan
- Prior art keywords
- piston
- engine
- compression ratio
- moves
- cylindrical sleeve
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 230000006835 compression Effects 0.000 claims description 4
- 238000007906 compression Methods 0.000 claims description 4
- 238000002485 combustion reaction Methods 0.000 claims description 3
Landscapes
- Cylinder Crankcases Of Internal Combustion Engines (AREA)
- Output Control And Ontrol Of Special Type Engine (AREA)
Description
図は本考案の実施例を一部断面図で示したもの
であり、Ａは高圧縮比の状態、Ｂは低圧縮比の状
態を示している。
１……シリンダヘツド、６……燃焼室、７……
ピストン、１０……シリンダブロツク、１２……
円筒状スリーブ、２４……油圧制御弁、２５……
油圧ポンプ、３０……ＣＰＵ、３１……負圧セン
サ、３２……回転計。
The figure is a partial cross-sectional view of an embodiment of the present invention, and A shows a state with a high compression ratio and B shows a state with a low compression ratio. 1... Cylinder head, 6... Combustion chamber, 7...
Piston, 10... Cylinder block, 12...
Cylindrical sleeve, 24... Hydraulic control valve, 25...
Hydraulic pump, 30...CPU, 31...Negative pressure sensor, 32...Tachometer.
Claims (1)
配置され、かつシリンダブロツクに対してピスト
ン軸方向に移動して燃焼室容積を可変とする円筒
状スリーブと、該円筒状スリーブを移動させる駆
動装置と、機関の各種運転条件を入力し機関圧縮
比の増減を判断して前記駆動装置を作動させる制
御装置とを含んで成る内燃機関の可変圧縮比機構
。 a cylindrical sleeve that is arranged so that the piston is in sliding contact with the outer circumference of the piston and that moves in the axial direction of the piston relative to the cylinder block to vary the volume of the combustion chamber; a drive device that moves the cylindrical sleeve; A variable compression ratio mechanism for an internal combustion engine, comprising a control device that inputs various operating conditions of the engine, determines an increase or decrease in the engine compression ratio, and operates the drive device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6733485U JPS61183434U (en) | 1985-05-09 | 1985-05-09 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6733485U JPS61183434U (en) | 1985-05-09 | 1985-05-09 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61183434U true JPS61183434U (en) | 1986-11-15 |
Family
ID=30601059
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6733485U Pending JPS61183434U (en) | 1985-05-09 | 1985-05-09 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61183434U (en) |
-
1985
- 1985-05-09 JP JP6733485U patent/JPS61183434U/ja active Pending